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How to find out how many lines of code there are in an Xcode project?
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Open up Terminal.app, go into your project's root directory, and run this command:
For Swift only:
find . \( -iname \*.swift \) -exec wc -l '{}' \+
For Obj-C only:
find . \( -iname \*.m -o -iname \*.mm -o -iname \*.h \) -exec wc -l '{}' \+
For Obj-C + Swift:
fin...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
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@TimHowland, it can be a permanent fix if the root cause is not classloader leakage, just too many classes/static data in your web app.
– Péter Török
Dec 14 '11 at 8:50
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socket.io rooms or namespacing?
...f a namespace (defaulting to the 'global' namespace)
namespaces are always rooted in the global scope
To not confuse the concept with the name (room or namespace), I'll use compartment to refer to the concept, and the other two names for the implementations of the concept. So if you
need per-com...
How to list the size of each file and directory and sort by descending size in Bash?
... ] /lib64
e 4,0 KiB [ ] /srv
! 4,0 KiB [ ] /root
e 4,0 KiB [ ] /mnt
e 4,0 KiB [ ] /cdrom
. 0,0 B [ ] /proc
. 0,0 B [ ] /sys
@ 0,0 B [ ] initrd.img.old
@ 0,0 B [ ] initrd.img
@ 0,0 B [ ...
How do I execute a bash script in Terminal?
... this. This command is reserved for running commands as another user or a 'root' (administrator) user. Great post here.
(A person who is just learning how to execute scripts should not be using this command unless there is a real need, like installing a new program. A good place to put your script...
Android Fragment handle back button press [duplicate]
...e any requestFoucus item into your view..once you change your request from root view to other element of view such as edit text then it won't work at all...
– Swap-IOS-Android
Feb 24 '15 at 17:16
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How to call one shell script from another shell script?
... script file
The output would be:
# ./mainscript.sh
You are login as: root
Date is: Thu Oct 17 02:56:36 EDT 2013
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What is the purpose of “&&” in a shell command?
...ure succeeds, make is run to compile, and if that succeeds, make is run as root to install the program. I use this when I am mostly sure that things will work, and it allows me to do other important things like look at stackoverflow an not 'monitor' the progress.
Sometimes I get really carried awa...
Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...除其软/弱/虚引用，右键某个类→Merge Shortest Paths to GC Roots→exclude all phantom/weak/soft etc.references。
验证改善效果
  根据个人经验，我一般是这样验证改善效果的，运行程序，各个功能跑一遍，确保没有改出问题，...
Deleting queues in RabbitMQ
...eues matching a pattern in a given vhost (e.g. containing 'amq.gen' in the root vhost):
rabbitmqctl -p / list_queues | grep 'amq.gen' | cut -f1 -d$'\t' | xargs -I % ./rabbitmqadmin -V / delete queue name=%
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